bw_array_get() – Return the array[index] or array->index (for an object) or a default value if not set

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Description

Return the array[index] or array->index (for an object) or a default value if not set

Note: This code is slightly more efficient with the default being assigned in the else than when there is just one assignment of $value = $default right at the start where slightly more is 2 or 3 microseconds – measured on a laptop.

Usage

bw_array_get( $array, $index, $default );

Parameters

$array

( mixed ) required –

$index

( mixed ) required –

$default

( mixed ) optional –

Returns

void

Source

File name: oik-bwtrace/includes/bwtrace.php
Lines:

  function bw_array_get( $array = NULL, $index, $default=NULL ) {   
    if ( isset( $array ) ) {
      if ( is_array( $array ) ) {
        if ( isset( $array[$index] ) || array_key_exists( $index, $array ) ) {
          $value = $array[$index];
        } else {
          $value = $default;
        }  
      } elseif ( is_object( $array ) ) {
        if ( property_exists( $array, $index ) ) {
          $value = $array->$index;
        } else {
          $value = $default;
        } 
      } else {
        $value = $default;
      }  
    } else {
      $value = $default;
    }  
    return( $value );
  }
 

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